Materials Strength MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Materials Strength, a fundamental topic in the field of Civil Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Materials Strength MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Materials Strength mcq questions that explore various aspects of Materials Strength problems. Each MCQ is crafted to challenge your understanding of Materials Strength principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Civil Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Materials Strength MCQs are your pathway to success in mastering this essential Civil Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Materials Strength. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Materials Strength knowledge to the test? Let's get started with our carefully curated MCQs!

Materials Strength MCQs | Page 18 of 24

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Q171.
The section modulus of a rectangular section is proportional to

a.

area of the section

b.

square of the area of the section

c.

product of the area and depth

d.

product of the area and width

Discuss
Answer: (a).area of the section
Q172.
The property of a material by which it can be drawn to a smaller section, due to tension, is called

a.

plasticity

b.

ductility

c.

elasticity

d.

malleability.

Discuss
Answer: (b).ductility
Q173.
The distance between the centres of adjacent rivets in the same row, is called

a.

pitch

b.

lap

c.

gauge

d.

staggered pitch.

Discuss
Answer: (a).pitch
Q174.
Columns of given length, cross-section and material have different values of buckling loads for different end conditions. The strongest column is one whose

a.

one end is fixed and other end is hinged

b.

both ends are hinged or pin jointed

c.

one end is fixed and the other end entirely free

d.

both the ends are fixed

Discuss
Answer: (d).both the ends are fixed
Q175.
As the elastic limit reaches, tensile strain

a.

increases more rapidly

b.

decreases more rapidly

c.

increases in proportion to the stress

d.

decreases in proportion to the stress.

Discuss
Answer: (a).increases more rapidly
Q176.
The ratio of the flexural strengths of two square beams one placed with its two sides horizontal and the other placed with one diagonal vertical, diagonal, is

a.

√2

b.

√3

c.

√5

d.

√7

Discuss
Answer: (a).√2
Q177.
Every material obeys the Hooke's law within its

a.

elastic limit

b.

plastic point

c.

limit of proportionality

d.

none of these.

Discuss
Answer: (c).limit of proportionality
Q178.
The maximum compressive stress at the top of a beam is 1600 kg/cm² and the corresponding tensile stress at its bottom is 400 kg/cm² . If the depth of the beam is 10 cm, the neutral axis from the top, is

a.

2 cm

b.

4 cm

c.

6 cm

d.

8 cm

Discuss
Answer: (d).8 cm
Q179.
In a continuous bending moment curve the point where it changes sign, is called

a.

point of inflexion

b.

point of contraflexture

c.

point of virtual hinge

d.

all the above.

Discuss
Answer: (d).all the above.
Q180.
A beam of length L supported on two intermediate rollers carries a uniformly distributed load on its entire length. If sagging B.M. and hogging B.M. of the beam are equal, the length of each overhang, is

a.

0.107 L

b.

0.207 L

c.

0.307 L

d.

0.407 L

Discuss
Answer: (b).0.207 L
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